CN212744975U

CN212744975U - Suspension type gear reducer

Info

Publication number: CN212744975U
Application number: CN202021411403.2U
Authority: CN
Inventors: 苏福华
Original assignee: Foshan Shunde Mingyiyang Deceleration Machinery Co ltd
Current assignee: Foshan mingyiyang Machinery Technology Co.,Ltd.
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-03-19
Anticipated expiration: 2030-07-17

Abstract

The utility model provides a suspension type gear reducer, include the procapsid and pass through the rear housing of bolt fastening at the procapsid rear end, be provided with first axis of rotation in the procapsid, fixed cover is equipped with the driving gear in the first axis of rotation, rings and back shells inner wall are run through respectively and first flange is all connected with in the both ends of first axis of rotation, the driving gear outside is provided with the second axis of rotation of a plurality of rotations connection in procapsid and rear housing, the both ends of a plurality of second axis of rotation are run through procapsid and rear housing respectively and all are connected with the second ring flange, the cover is equipped with the different driven gear of diameter in a plurality of second axis of rotation respectively. The utility model discloses a with the driven gear transmission of driving gear and different bores to use different transmission efficiency's regulation, through installing driven output shaft at the second connection pad front end of difference, thereby avoid using a driven gear for a long time, and then extension fixture's life.

Description

Suspension type gear reducer

Technical Field

The utility model relates to the field of mechanical equipment, especially, relate to a suspension type gear reducer.

Background

In recent years, the economy of China is rapidly developed, various industries show a vigorous scene, particularly, the mechanization degrees of metallurgical machinery, environment-friendly machinery, road building machinery, chemical machinery, food machinery, light industrial machinery, mining machinery, conveying machinery, construction machinery, building material machinery, cement machinery, rubber machinery, water conservancy machinery, petroleum machinery and the like are continuously improved, energy conservation, environmental protection and consumption reduction become the development directions of China, China is a big energy country, a big production country and a big consumption country, the efficient utilization becomes the international direction, the earth resources are limited, consumption reduction must be achieved, and resources are left for offspring and descendants.

The development of the speed reducer in China has been in the history of nearly 40 years, and the speed reducer is widely applied to various fields of national economy and national defense industry. The products have been developed from the original single cycloidal reducer to five major products, namely a cycloidal reducer, a stepless speed changer, a gear reducer, a worm gear reducer and an electric roller.

And the suspension type gear reducer adopts the high-strength alloy to process the gear subjected to thermal refining treatment, so that the reduction structure is more compact, the torsion is large, the friction force of the gear is reduced, the energy consumption is reduced, and the suspension type gear reducer is more convenient to use due to suspension type installation.

The existing suspension type gear speed reducer is single in transmission efficiency, cannot be adjusted according to needs, is large in use limitation, and meanwhile, a single transmission gear is used for a long time, so that the service life of the gear is sharply reduced.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a suspension type gear reducer is through the driven gear transmission with driving gear and different bores to use different transmission efficiency's regulation, through installing driven output shaft at different second connection pad front ends, thereby avoid using a driven gear for a long time, and then extension fixture's life.

(II) technical scheme

The utility model provides a suspension type gear reducer, including the procapsid and through the back casing of bolt fastening at the procapsid rear end, be provided with first axis of rotation in the procapsid, fixed cover is equipped with the driving gear in the first axis of rotation, rings and back shells inner wall are run through respectively and first connecting disc is all connected to the both ends of first axis of rotation, the driving gear outside is provided with the second axis of rotation of a plurality of rotations connection in procapsid and back casing, the both ends of a plurality of second axis of rotation are run through procapsid and back casing respectively and all are connected with the second ring flange, the cover is equipped with the different driven gear of diameter in a plurality of second axis of rotation respectively, and a plurality of driven.

Preferably, the front end of the first connecting disc is connected with a first flange disc through a bolt, and a driving output shaft is fixed at the front end of the first flange disc.

Preferably, the front wall and the rear wall of the front shell are embedded with a plurality of pairs of first bearings, and the front end and the rear end of the same second rotating shaft are respectively fixed on the inner rings of the two first bearings.

Preferably, the front end and the rear end of the second rotating shaft are respectively fixed with a second connecting disc, the rear end of one second connecting disc is connected with a second flange plate through a bolt, and the rear end of the second flange plate is fixed with a driven output shaft.

Preferably, the front surface of the front housing and the rear surface of the rear housing are respectively embedded with a second bearing, and the front end and the rear end of the first rotating shaft are respectively fixed in an inner ring of the second bearing.

Preferably, a plurality of threaded holes are formed in the front surface of the second connecting disc and the front surface of the first connecting disc at equal intervals, a plurality of bolts are arranged on the front sides of the first flange disc and the second flange disc, and the bolts penetrate through the second flange disc and the first flange disc respectively and extend into the threaded holes in the surfaces of the second connecting disc and the first connecting disc respectively.

Preferably, the upper end of the front shell is fixedly welded with a hanging ring.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:

through the transmission with the driven gear of driving gear and different bores to realize that a plurality of driven output shafts have different rotational speeds, and then use different transmission efficiency's regulation.

Through installing driven output shaft at the second connection pad front end of difference to avoid long-time use a driven gear, and then extension device's life.

Drawings

Fig. 1 is the utility model provides a suspension type gear reducer's spatial structure sketch map.

Fig. 2 is a front cross-sectional view of a suspension type gear reducer provided by the utility model.

Fig. 3 is a side view and sectional view of a suspension type gear reducer provided by the utility model.

Reference numerals: 1. a front housing; 2. a hoisting ring; 3. a rear housing; 4. a first rotating shaft; 5. a first splice tray; 6. a driving output shaft; 7. a driven output shaft; 9. a driving gear; 10. a driven gear; 11. a second rotating shaft; 12. a second flange plate; 13. a first flange plate; 14. a second bearing; 15. and a second connecting disc.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides a suspension type gear reducer, including procapsid 1 and through the rear housing 3 of bolt fastening in procapsid 1 rear end, be provided with first axis of rotation 4 in the procapsid 1, fixed cover is equipped with driving gear 9 on the first axis of rotation 4,

rings

2 and 3 inner walls of rear housing are run through respectively and all are connected with first flange 5 in the both ends of first axis of rotation 4, the driving gear 9 outside is provided with a plurality of second axis of rotation 11 of connecting in procapsid 1 and rear housing 3 of rotating, procapsid 1 and rear housing 3 are run through respectively and all are connected with second ring flange 12 in the both ends of a plurality of second axis of rotation 11, the cover is equipped with the driven gear 10 that the diameter is different on a plurality of second axis of rotation 11 respectively, and a plurality of driven gear.

In an alternative embodiment, the front end of the first connecting disc 5 is connected with a first flange 13 through bolts, and the front end of the first flange 13 is fixed with the driving output shaft 6.

It should be noted that the driving output shaft 6 can be connected to an external driving device, so as to drive the first rotating shaft 4 to rotate through the first connecting disc 5 and the first flange 13.

In an alternative embodiment, a plurality of pairs of first bearings are embedded in the front and rear walls of the front housing 1, and the front and rear ends of the same second rotating shaft 11 are fixed to the inner rings of the two first bearings, respectively.

The first bearing is provided to reduce the friction force when the second rotating shaft 11 rotates.

In an alternative embodiment, the second connecting discs 15 are fixed at the front end and the rear end of the second rotating shaft 11, wherein the rear end of one second connecting disc 15 is connected with the second flange 12 through bolts, and the rear end of the second flange 12 is fixed with the driven output shaft 7.

The rotation speed is reduced by the driven output shaft 7 and then output.

In an alternative embodiment, the front surface of the front case 1 and the rear surface of the rear case 3 are each embedded with a second bearing 14, and the front end and the rear end of the first rotating shaft 4 are respectively fixed in the inner race of the second bearing 14.

The second bearing 14 can reduce the friction force when the first rotating shaft 4 rotates.

In an alternative embodiment, a plurality of threaded holes are formed in the front surface of the second connecting plate 15 and the front surface of the first connecting plate 5 at equal intervals, a plurality of bolts are arranged on the front sides of the first flange plate 13 and the second flange plate 12, and the plurality of bolts respectively penetrate through the second flange plate 12 and the first flange plate 13 and respectively extend into the threaded holes in the surfaces of the second connecting plate 15 and the first connecting plate 5.

It should be noted that, through the setting of screw hole, the installation of being convenient for dismantle.

In an alternative embodiment, the upper end of the front shell 1 is welded and fixed with a hanging ring 2.

It should be noted that the hanging ring 2 is provided to facilitate connection with an external device.

In the utility model, firstly, the driving output shaft 6 is connected with the external driving device, so as to drive the first rotating shaft 4 to rotate through the first flange 13 and the first connecting disc 5, and further drive the driving gear 9 on the first rotating shaft 4 to rotate, and the driving gear 9 is in meshed transmission with the peripheral driven gear 10, and because the diameters of a plurality of driven gears 10 are different, the transmission efficiency between the driving gear 9 and the driven gear 10 is different, according to the actual requirement, the driven gear 10 with proper transmission efficiency is selected, then the driven output shaft 7 and the second flange 12 are fixed at the rear end of the second connecting disc 15 through bolts, so as to adjust the proper rotating speed, after the installation, the second rotating shaft 11 can rotate according to the speed after the speed reduction through the speed reduction between the driving gear 9 and the driven gear 10, and simultaneously, by installing the driven output shaft 7 at the front end of the different second connecting disc 15, the long-term use of one driven gear 10 is avoided, and the service life of the device is prolonged.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A suspension type gear reducer comprises a front shell (1) and a rear shell (3) fixed at the rear end of the front shell (1) through bolts, it is characterized in that a first rotating shaft (4) is arranged in the front shell (1), a driving gear (9) is fixedly sleeved on the first rotating shaft (4), two ends of the first rotating shaft (4) respectively penetrate through the inner walls of the hanging ring (2) and the rear shell (3) and are respectively connected with a first connecting disc (5), a plurality of second rotating shafts (11) which are rotatably connected in the front shell (1) and the rear shell (3) are arranged on the outer side of the driving gear (9), two ends of the plurality of second rotating shafts (11) respectively penetrate through the front shell (1) and the rear shell (3) and are respectively connected with a second flange (12), driven gears (10) with different diameters are respectively sleeved on the plurality of second rotating shafts (11), and a plurality of driven gears (10) are all in meshed transmission with the driving gear (9).

2. A suspended gear reducer according to claim 1, wherein the first flange (13) is bolted to the front end of the first connecting plate (5), and the driving output shaft (6) is fixed to the front end of the first flange (13).

3. A suspended gear reducer according to claim 1, wherein a plurality of pairs of first bearings are embedded in the front wall and the rear wall of the front housing (1), and the front and rear ends of the same second rotating shaft (11) are fixed to the inner rings of the two first bearings, respectively.

4. A suspended gear reducer according to claim 1, wherein the second connecting discs (15) are fixed to the front end and the rear end of the second rotating shaft (11), one of the second connecting discs (15) is connected to the second flange (12) at the rear end by a bolt, and the driven output shaft (7) is fixed to the second flange (12) at the rear end.

5. A suspended gear reducer according to claim 1, wherein a second bearing (14) is embedded in each of the front surface of the front housing (1) and the rear surface of the rear housing (3), and the front end and the rear end of the first rotating shaft (4) are respectively fixed in the inner ring of the second bearing (14).

6. The suspension type gear reducer as recited in claim 1, wherein a plurality of threaded holes are equidistantly formed in the front surface of the second connecting plate (15) and the front surface of the first connecting plate (5), a plurality of bolts are respectively arranged on the front sides of the first flange plate (13) and the second flange plate (12), and the plurality of bolts respectively penetrate through the second flange plate (12) and the first flange plate (13) and respectively extend into the threaded holes in the surfaces of the second connecting plate (15) and the first connecting plate (5).

7. A suspended gear reducer according to claim 1, wherein the front housing (1) is welded and fixed with a hanging ring (2) at its upper end.